01 -
Preheat the oven to 400°F and line a baking sheet with parchment paper.
02 -
Clean portobello mushrooms thoroughly, trimming stems as necessary. Arrange mushrooms gill side up on the prepared baking sheet.
03 -
Lightly season each mushroom cap with salt and freshly ground black pepper.
04 -
Spoon approximately 1/4 cup of pizza sauce into each mushroom cap, spreading evenly.
05 -
Top each mushroom with shredded mozzarella cheese and arrange selected toppings as desired.
06 -
Transfer the baking sheet to the oven and bake for 15 to 20 minutes, or until the cheese is fully melted, bubbling, and mushrooms are tender.
07 -
Remove from the oven, garnish with fresh basil leaves, and serve hot.